Spread Windows Forms 12.0 Product Documentation
Error Event

FarPoint.Win.Spread Assembly > FarPoint.Win.Spread Namespace > FpSpread Class : Error Event
Occurs when the user performs an invalid operation.
Public Event Error As ErrorEventHandler
Dim instance As FpSpread
Dim handler As ErrorEventHandler
AddHandler instance.Error, handler
public event ErrorEventHandler Error
Event Data

The event handler receives an argument of type ErrorEventArgs containing data related to this event. The following ErrorEventArgs properties provide information specific to this event.

Gets or sets whether to cancel default processing and throw exceptions or the EditError event.  
Gets the column index of the cell with the editor that raised the event.  
Gets the right column index that raised the event.  
Gets the type of edit error.  
Gets the text description of the error.  
Gets the exception thrown by the error.  
Determines whether the error is an editing error.  
Gets the row index of the cell with the editor that raised the event.  
Gets the bottom row index of the cell that raised the event.  
Gets the view that contains the cell with the editor that raised the event.  

This event is raised by the OnError method when the user leaves a cell.

For more details on the individual event arguments, refer to ErrorEventArgs members.

This example raises the PaintTabStripButton event.
void FpSpread1_Error(object sender, ErrorEventArgs e)
      if ((e.EditError == FarPoint.Win.Spread.EditError.InvalidCellData))
            if ((e.IsEditError == true))
                  e.Cancel = true;
                  e.View.Sheets[0].Cells[e.Row, e.Column].BackColor = Color.Red;
Private Sub fpSpread1_Error(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.ErrorEventArgs) Handles fpSpread1.Error
      If e.EditError = Win.Spread.EditError.InvalidCellData Then
            If e.IsEditError = True Then
                  e.Cancel = True
                  e.View.Sheets(0).Cells(e.Row, e.Column).BackColor = Color.Red
            End If
      End If
End Sub
See Also